Finding the Fourth Proportional to 3,284,297,999.74, 4,532,095,944.11 and 1,927,986,973.05
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Solution
The fourth proportional to 3,284,297,999.74, 4,532,095,944.11 and 1,927,986,973.05 is: 2,660,483,896.88
Step by Step Solution
- Step 1: Write the proportion equation
3,284,297,999.74 : 4,532,095,944.11 = 1,927,986,973.05 : x - Step 2: Convert to fraction form
3,284,297,999.74/4,532,095,944.11 = 1,927,986,973.05/x - Step 3: Cross multiply
3,284,297,999.74x = 4,532,095,944.11 × 1,927,986,973.05 - Step 4: Simplify right side
3,284,297,999.74x = 8,737,821,940,856,819,712 - Step 5: Solve for x
x = 8,737,821,940,856,819,712/3,284,297,999.74 - Step 6: Final answer
x = 2,660,483,896.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.